libtntnet12 software package provides Tntnet libraries, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libtntnet12
libtntnet12 is installed in your system.
Make ensure the libtntnet12 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libtntnet12 *
You will get with libtntnet12 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libtntnet12 |
| Version | 2.2.1-1 |
| Description | Tntnet libraries |
| Sub Section | libs |